李龙龙，主要从事物质代谢的调控及其细胞信转导机制方面的研究，长期围绕GPR30 受体调控畜禽糖脂代谢紊乱、氧化应激、炎症等方面开展相关研究工作。主持和参与 多项国家及省部级课题，并以第一作者身份在 Redox Biology、International Journal of Obesity、 BBA-Molecular and Cell Biology of Lipids、Oxidative Medicine and Cellular Longevity、Journal of Agricultural and Food Chemistry 等杂志发表 SCI 论文多篇。

荣誉奖项： 1) 2018，南京农业大学博士研究生校长奖学金 2) 2020，南京农业大学优秀毕业生 3) 2020，第三届钟山博士后青年学术论坛十佳报告 4) 2021，南京农业大学校级优秀博士学位论文

1）畜禽代谢疾病防控 2）物质代谢及细胞信号转导机制

1. Li Longlong, Wang Hongjun, Yao yao, Cao Ji, Jiang Zhihao, Yan Weiyuan, Chu Xu, Li Qian, Lu Miaomiao, Ma Haitian*. The sex steroid precursor dehydroepiandrosterone prevents nonalcoholic steatohepatitis by activating the AMPK pathway mediated by GPR30. Redox Biology, 2021, 48: 102187. 2. Li Longlong, Chu, Xu, Yao Yao, Cao Ji, Li Qian, Ma Haitian*. (-)-Hydroxycitric Acid Alleviates Oleic Acid-Induced Steatosis, Oxidative Stress, and Inflammation in Primary Chicken Hepatocytes by Regulating AMP-Activated Protein Kinase-Mediated Reactive Oxygen Species Levels. Journal of Agricultural and Food Chemistry, 2020, 68(40): 11229-11241. 3. Li Longlong, Yao Yao, Zhao Jinlong, Cao Ji, Ma Haitian*. Dehydroepiandrosterone protects against hepatic glycolipid metabolic disorder and insulin resistance induced by high fat via activation of AMPK-PGC-1 alpha-NRF-1 and IRS1-AKT-GLUT2 signaling pathways. International Journal of Obesity, 2020, 44(5): 1075-1086. 4. Li Longlong，Zhang Huihui, Yao Yao, Yang Zhongmiao, Ma Haitian*. (−)-Hydroxycitric Acid Suppresses Lipid Droplet Accumulation and Accelerates Energy Metabolism via Activation of the Adiponectin-AMPK Signaling Pathway in Broiler Chickens. Journal of Agricultural and Food Chemistry, 2019, 67(11): 3188-3197. 5. Li Longlong, Ge Chongyang, Wang Dian, Yu Lei, Zhao Jinlong, Ma Haitian*. Dehydroepiandrosterone reduces accumulation of lipid droplets in primary chicken hepatocytes by biotransformation mediated via the cAMP/PKA-ERK1/2 signaling pathway. BBA-Molecular and Cell Biology of Lipids, 2018, 1863: 625-638